diff --git a/app/controllers/announcements_controller.rb b/app/controllers/announcements_controller.rb
index 43966e0..6e12e86 100644
--- a/app/controllers/announcements_controller.rb
+++ b/app/controllers/announcements_controller.rb
@@ -613,13 +613,13 @@ class AnnouncementsController < ApplicationController
     end
     if devide_flag
       feeds_anns, _ = get_feed_announcements("widget",nil,cats,widget_data_count - top_anns.count)
-      top_anns += feeds_anns.select{|v| v['is_top'] == true}
+      top_anns += feeds_anns.select{|v| v['is_top']}
       top_anns = sort_announcements(top_anns)
       rest_count = widget_data_count - top_anns.count
       if rest_count <= 0
         anns = top_anns.take(widget_data_count)
       else
-        rest_all_anns = feeds_anns.select{|v| v['is_top'] != true} + not_top_anns.take(rest_count)
+        rest_all_anns = feeds_anns.select{|v| !v['is_top']} + not_top_anns.take(rest_count)
         rest_anns = sort_announcements(rest_all_anns).take(rest_count)
         anns = top_anns + rest_anns
       end
diff --git a/app/helpers/announcements_helper.rb b/app/helpers/announcements_helper.rb
index d7a1750..f2bd5fd 100644
--- a/app/helpers/announcements_helper.rb
+++ b/app/helpers/announcements_helper.rb
@@ -160,10 +160,7 @@ module AnnouncementsHelper
       feeds_anns, feeds_count = get_feed_announcements("index",params["source"],categories,page_number*page_data_count,extra_match_cond)
     end
     if !feeds_anns.blank?
-      top_anns = announcements.select{|v| v.is_top} + feeds_anns.select{|v| v['is_top']}
-      rest_all_anns = announcements.select{|v| !v.is_top} + feeds_anns.select{|v| v['is_top'] != true}
-      
-      all_filter = sort_announcements(top_anns) + sort_announcements(rest_all_anns)
+      all_filter = sort_announcements(announcements + feeds_anns)
     else
       all_filter = announcements
     end
@@ -180,19 +177,19 @@ module AnnouncementsHelper
   def sort_announcements(announcements)
     if enable_manually_sort
       announcements = announcements.sort_by { |announcement|
-          tmp1 = announcement["postdate"].blank?
           [
-            -announcement['sort_number'].to_i,
-            tmp1 ? 0 : 1, tmp1 ? nil : announcement["postdate"].to_time
+            (announcement['is_top'] ? 0 : 1),
+            announcement['sort_number'].to_i,
+            -announcement["postdate"].to_i
           ]
-        }.reverse
+        }
     else
       announcements = announcements.sort_by { |announcement|
-          tmp1 = announcement["postdate"].blank?
           [
-            tmp1 ? 0 : 1, tmp1 ? nil : announcement["postdate"].to_time
+            (announcement['is_top'] ? 0 : 1),
+            -announcement["postdate"].to_i
           ]
-        }.reverse
+        }
     end
     return announcements
   end